(1987). The role of science and technology in economic competitiveness. Washington: National Science Foundation.
استشهاد بنمط شيكاغوThe Role of Science and Technology in Economic Competitiveness. Washington: National Science Foundation, 1987.
MLA استشهادThe Role of Science and Technology in Economic Competitiveness. Washington: National Science Foundation, 1987.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.